response_type: id_token (required, the tool must use a value of id_token)

redirect_uri: https://lti-ri.imsglobal.org/lti/tools/1873/launches (required, This URI must exactly match a value pre-registered with the platform)

response_mode: form_post (required, tools and platforms must support a value of form_post)

client_id: 12345 (required, client identifier valid at the Platform)

scope: openid (required, must contain the openid scope value)

state: eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6InNqV1NzTkd2TnlBQk9GckM3YXdxbDJ4Z010ekxybXpzWTJvVzRyTjZnR2MiLCJ0eXAiOiJKV1QifQ.eyJ0b29sX2lkIjoxODczLCJzdGF0ZV9ub25jZSI6IjhjNzgwMGUwNDNmYzA2YzNmZmU0IiwicGFyYW1zIjp7ImNvbnRyb2xsZXIiOiJsdGkvbG9naW5faW5pdGlhdGlvbnMiLCJhY3Rpb24iOiJpbmRleCIsInRvb2xfaWQiOiIxODczIn0sImlzcyI6IlRlc3QgTFRJIHRvb2wgMTIzNDUiLCJzdWIiOiIxMjM0NSIsImF1ZCI6Imh0dHBzOi8vbHRpLXJpLmltc2dsb2JhbC5vcmcvcGxhdGZvcm1zLzIwMzYvYWNjZXNzX3Rva2VucyIsImlhdCI6MTc4NzY2OTAzNiwiZXhwIjoxNzg3NjY5MzM2LCJqdGkiOiIxOWUyYjVmMjAzOTQ5MTZiN2ZmZCJ9.b3ba2ixufgIBPgLHEfuJrxsEhSxtVzM3qkssyJgm1DrD74ayZts7EHPUpXGEfIevzGz0G-YnxgXcy9FCJQROoW1wmmhwo2NgPvNHM3Kr2vXigWYrixfjpw2Zmlh6AM3V7VSB6SHUSsagWZ0n0dRs_Wnos4ShNhvo-Pq0EW_1jYn2RfEto_GtXuclez1ij3tCM1GzdxrPpVP5XVrPvEM1rjIna0A7Pr9oLN0uYhOQoqSWLdcSsb9ycbKG2NjqP_CrFvkZoebYK8oiso23u_14LYL39rHZIF_lXU2yybqYyZza4lkomjd62Kei_rsV0Q9C8umsHznNT4b89hKzTTSvVw (required, opaque value used to maintain state between the request and the callback)

login_hint: (required, tools and platforms must support a value of form_post)

lti_message_hint: (required, a platform opaque identifier identifying the user to login)

prompt: none (optional, The tool should use a value of none. In the future a re-launch flow may support additional values being used here)

nonce: 8c7800e043fc06c3ffe4 (optional, string value used to associate a client session with an ID token, and to mitigate replay attacks)